Meet the unfortunately named Kegel Kustodian. It looks like a big silly suitcase, but it has some smarts. It cleans and oils wooden bowling lanes, then backs up and finds the next lane, all on its own. Read more >>

Knuckleballs – think "bend it like Beckham" – are mostly associated with baseball in the United States, but this devilishly unpredictable ball motion also shows up in football, cricket, and volleyball. Yet it’s never seen in other sports like squash, basketball, and table tennis. A team of French scientists think they’ve finally figured out why. Read more >>